The TV series "Einstein. Theory of Love" is a biographical drama about the personal life of the outstanding physicist Albert Einstein. Devoting every minute of his life to science, the genius forgets to think about his own happiness. But everything changes when the one and only Russian beauty, Margarita Konenkova, appears on his path. Einstein makes every effort to meet her at various social events and shares all his discoveries with his beloved, unaware that she works for the NKVD (Soviet secret police).